CN214037304U

CN214037304U - Pipe fitting limiting structure for air conditioner flow dividing pipe

Info

Publication number: CN214037304U
Application number: CN202022361095.3U
Authority: CN
Inventors: 余铁均; 朱张泉; 蒋利荣; 高杰; 骆宇峰; 金淼龙; 吴家文; 郭周斌
Original assignee: Zhejiang Hailiang Co Ltd
Current assignee: Zhejiang Hailiang Co Ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-08-24
Anticipated expiration: 2030-10-21

Abstract

The utility model provides a pipe fitting limit structure for air conditioner shunt tubes belongs to air conditioner shunt tubes field. Pipe fitting limit structure includes mainstream pipe and a plurality of shunt tubes, pipe fitting limit structure still includes the connecting pipe, connecting pipe one end links to each other with the mainstream pipe, and the other end links to each other with the shunt tubes, mainstream pipe and shunt tubes one end link to each other with the connecting pipe, and the other end is used for linking to each other with outside pipe fitting, be equipped with on the inner wall of the one end that mainstream pipe and/or shunt tubes link to each other with outside pipe fitting and be used for hindering outside pipe fitting male spacing arch, the utility model has the advantages of, adopt this kind of structure, it is more convenient when can making the user install the pipe fitting, the utility model is used for prevent that outside pipe fitting from excessively inserting.

Description

Pipe fitting limiting structure for air conditioner flow dividing pipe

[ technical field ] A method for producing a semiconductor device

The utility model relates to a pipe fitting limit structure for air conditioner shunt tubes belongs to air conditioner shunt tubes field.

[ background of the invention ]

The air conditioner shunt tubes are the device commonly used on the air conditioner, generally, the air conditioner shunt tubes include a mainstream pipe and two shunt tubes, can realize the reposition of redundant personnel through the shunt tubes, wherein, mainstream pipe and shunt tubes all need link to each other with other pipe fittings, generally, other pipe fittings adopt the mode of cup jointing to insert in mainstream pipe or shunt tubes, so that mainstream pipe and shunt tubes can link to each other with other pipe fittings, however, there is not limit structure in mainstream pipe and the shunt tubes, when making other pipe fittings insert mainstream pipe and shunt tubes in, need artifical the depth of insertion that determines other pipe fittings of observing or measuring through the measuring tape, it is inconvenient when leading to the user to install the pipe fitting.

[ Utility model ] content

The utility model aims to solve the technical problem that a pipe fitting limit structure for air conditioner shunt tubes is provided for it is more convenient when user installs the pipe fitting.

In order to solve the technical problem, the utility model discloses a pipe fitting limit structure for air conditioner shunt tubes includes mainstream pipe and a plurality of shunt tubes, its characterized in that: the pipe fitting limit structure still includes the connecting pipe, connecting pipe one end links to each other with the mainstream pipe, and the other end links to each other with the shunt tubes, mainstream pipe and shunt tubes one end link to each other with the connecting pipe, and the other end is used for linking to each other with outside pipe fitting, be equipped with on the inner wall of the one end that mainstream pipe and/or shunt tubes and outside pipe fitting link to each other and be used for hindering outside pipe fitting male spacing arch.

Preferably, a plurality of limiting protrusions are arranged on the main flow pipe and/or the branch flow pipe along the circumferential direction of the inner wall.

Preferably, the plurality of limiting protrusions are uniformly distributed along the circumferential direction of the inner wall.

Preferably, the limiting protrusion is annular.

Preferably, the limiting protrusion is formed by the pipe wall of the main flow pipe or the flow dividing pipe sinking into the pipe, and the limiting protrusion and the pipe wall of the main flow pipe or the flow dividing pipe are of an integrated structure.

Preferably, the cross section of the limiting protrusion is in a V shape, and the opening faces the outside of the main flow pipe or the branch flow pipe.

Preferably, the opening direction of the V-shaped cross section of the limiting bulge is perpendicular to the axial direction of the main flow pipe or the shunt pipe.

Preferably, the limiting protrusion comprises an upper inclined surface and a lower inclined surface, and the upper inclined surface and the lower inclined surface are both smooth inclined surfaces.

Preferably, the inclination angles of the upper inclined plane and the lower inclined plane are both smaller than 45 degrees.

Preferably, the cross section of the limiting protrusion is in the shape of an arc.

The utility model has the advantages that:

through set up spacing arch on main flow tube and/or shunt tubes, when making outside pipe fitting insert main flow tube and/or shunt tubes in, can carry on spacingly through spacing arch, insert with stopping outside pipe fitting, make the user need not artifical the observation or adopt the measuring tape to measure male degree of depth when the installation pipe fitting, thereby it is more convenient when making the user installation pipe fitting, furthermore, through the insertion that stops outside pipe fitting, can prevent that outside pipe fitting from inserting and lead to outside pipe fitting and main flow tube or shunt tubes deformation damage deeply, thereby can guarantee the life of pipe fitting, connect main flow tube and shunt tubes through the connecting pipe, make the air conditioner shunt tubes can realize the reposition of redundant personnel.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention will be described in further detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of the pipe fitting limiting structure of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is an enlarged schematic view of FIG. 1 at B;

fig. 4 is an enlarged schematic view at C of fig. 1.

Reference numerals:

1 mainstream pipe, 2 shunt tubes, 3 connecting pipes, 4 spacing archs.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

In the following description, the terms "inside", "outside", "upper", "lower", "left", "right", and the like, which indicate orientations or positional relationships, are used to indicate orientations or positional relationships based on the drawings, and are only used for convenience in describing embodiments and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the preferred structure of the pipe fitting limiting structure for the air conditioner shunt pipe of the present embodiment includes a main pipe 1 and a plurality of shunt pipes 2, the pipe fitting limiting structure further includes a connecting pipe 3, one end of the connecting pipe 3 is connected with the main pipe 1, the other end is connected with the shunt pipes 2, one end of the main pipe 1 and one end of the shunt pipes 2 are connected with the connecting pipe 3, the other end is used for being connected with an external pipe fitting, and a limiting protrusion 4 for blocking the insertion of the external pipe fitting is arranged on the inner wall of one end of the main pipe 1 and/or the shunt pipes 2 connected with.

The utility model has the advantages that:

through set up spacing arch 4 on main flow pipe 1 and/or shunt tubes 2, when making outside pipe fitting insert main flow pipe 1 and/or shunt tubes 2 in, can carry on spacingly through spacing arch 4, insert with stopping outside pipe fitting, make the user need not artifical observation or adopt the measuring tape to measure male degree of depth when the installation pipe fitting, thereby it is more convenient when making the user installation pipe fitting, furthermore, through the insertion that stops outside pipe fitting, can prevent that outside pipe fitting from inserting more deeply and leading to outside pipe fitting and main flow pipe 1 or the damage of shunt tubes 2 deformation, thereby can guarantee the life of pipe fitting, connect main flow pipe 1 and shunt tubes 2 through connecting pipe 3, make the air conditioner shunt tubes can realize the reposition of redundant personnel.

In order to optimize the structure of the limiting protrusions 4, in this embodiment, it is preferable that a plurality of limiting protrusions 4 are arranged on the main flow pipe 1 and/or the shunt pipe 2 in the circumferential direction of the inner wall, and the main flow pipe 1 and/or the shunt pipe 2 are limited by the plurality of limiting protrusions 4, so that the external pipe can be further prevented from being inserted, and the main flow pipe 1 and/or the shunt pipe 2 can be limited by a plurality of positions in the circumferential direction of the inner wall, so that the external pipe can not be limited from being inserted when one limiting protrusion 4 is small in size or damaged.

In order to further prevent the insertion of the external pipe, in this embodiment, it is preferable that the plurality of limiting protrusions 4 are uniformly distributed along the circumferential direction of the inner wall, when the plurality of limiting protrusions 4 are all located on one side, or when the limiting protrusions 4 are damaged, the external pipe can be inserted into the main flow pipe 1 or the shunt pipe 2 from the gap, and the plurality of limiting protrusions 4 are uniformly distributed along the circumferential direction of the inner wall, so that the limiting protrusions 4 can be maximally utilized, and the insertion of the external pipe is further prevented.

In order to optimize the structure of the limiting protrusion 4, it is preferable that the limiting protrusion 4 is annular, and the annular limiting protrusion 4 can limit the external pipe fitting along the circumferential direction of the inner wall, so that the external pipe fitting is limited to be inserted along all directions, and the external pipe fitting is prevented from being inserted into the main flow pipe 1 or the shunt pipe 2.

In order to make production and processing more convenient, this embodiment is preferred spacing arch 4 does the pipe wall of mainstream pipe 1 or shunt tubes 2 forms to intraductal sunken, spacing arch 4 and the pipe wall structure as an organic whole of mainstream pipe 1 or shunt tubes 2, during production and processing, can extrude the pipe fitting from the pipe fitting outside and form spacing arch 4 for need not process inside the pipe fitting, reduce the processing degree of difficulty, make mainstream pipe 1 or shunt tubes 2 production and processing more convenient.

In order to make spacing arch 4 can hinder outside pipe fitting to insert, this embodiment is preferred spacing arch 4's cross sectional shape is V word shape, and the opening is towards the outside of mainstream pipe 1 or shunt tubes 2, make the head of V-arrangement inside the pipe fitting, thereby make outside pipe fitting when inserting mainstream pipe 1 or shunt tubes 2 inside, can hinder the inserting of outside pipe fitting through the head of V-arrangement, can extrude the pipe wall in the outside of mainstream pipe 1 or shunt tubes 2 simultaneously, can form the V-arrangement arch, make mainstream pipe 1 or shunt tubes 2 production and processing more convenient.

In order to optimize the position of the limiting protrusion 4, the present embodiment preferably has the opening direction of the V-shaped cross section of the limiting protrusion 4 perpendicular to the axial direction of the main flow pipe 1 or the shunt pipe 2, so that the V-shaped head can face the axial position of the main flow pipe 1 or the shunt pipe 2, thereby reducing the distance between the limiting protrusion 4 and the inner wall of the main flow pipe 1 or the shunt pipe 2, or reducing the distance between two opposite limiting protrusions 4, and preventing the external pipe fitting from being inserted into the main flow pipe 1 or the shunt pipe 2.

In order to enable the liquid in the main flow pipe 1 or the shunt pipe 2 to flow down along the pipe wall, it is preferable that the limiting protrusion 4 includes an upper inclined surface and a lower inclined surface, and both the upper inclined surface and the lower inclined surface are smooth inclined surfaces, so that the limiting protrusion 4 can be prevented from obstructing the flow of the liquid in the pipe, and the liquid in the main flow pipe 1 or the shunt pipe 2 can flow down along the pipe wall.

In order to optimize the structure of the limiting protrusion 4, in this embodiment, it is preferable that the inclination angles of the upper inclined plane and the lower inclined plane are both less than 45 degrees, when the inclination angles of the upper inclined plane and the lower inclined plane are both greater than 45 degrees, the inclination is greater, when the height of the limiting protrusion 4 is consistent, the inclination is greater, the length of the limiting protrusion 4 needs to be increased, when the external pipe is not inserted into the designated position, the external pipe is limited by the inclined plane, or the external pipe is inserted into the designated position, but the length of the main flow pipe 1 or the shunt pipe 2 needs to be increased, so that the external pipe is inconvenient to insert, and the inclination angles of the upper inclined plane and the lower inclined plane are both less than 45 degrees, so that the liquid in the pipe can flow down along the pipe wall, the length of the pipe does not need to be increased, and the external pipe is ensured to be inserted into the designated position.

In order to optimize the shape of the limiting protrusion 4, in this embodiment, the cross section of the limiting protrusion 4 is preferably in the shape of an arc, and the arc-shaped limiting protrusion 4 can not only enable liquid in the pipe to flow down along the pipe wall, but also limit the insertion of an external pipe.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims

1. The utility model provides a pipe fitting limit structure for air conditioner shunt tubes, includes main flow tube and a plurality of shunt tubes, its characterized in that: the pipe fitting limit structure still includes the connecting pipe, connecting pipe one end links to each other with the mainstream pipe, and the other end links to each other with the shunt tubes, mainstream pipe and shunt tubes one end link to each other with the connecting pipe, and the other end is used for linking to each other with outside pipe fitting, be equipped with on the inner wall of the one end that mainstream pipe and/or shunt tubes and outside pipe fitting link to each other and be used for hindering outside pipe fitting male spacing arch.

2. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 1, wherein: and a plurality of limiting bulges are arranged on the main flow pipe and/or the shunt pipe along the circumferential direction of the inner wall.

3. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 2, wherein: the plurality of limiting protrusions are evenly distributed along the circumferential direction of the inner wall.

4. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 1, wherein: the limiting bulge is annular.

5. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 1, wherein: the limiting bulge is formed by the pipe wall of the main flow pipe or the flow dividing pipe sinking into the pipe, and the limiting bulge and the pipe wall of the main flow pipe or the flow dividing pipe are of an integrated structure.

6. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 5, wherein: the cross section of the limiting bulge is V-shaped, and the opening faces the outside of the main flow pipe or the shunt pipe.

7. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 6, wherein: the opening direction of the V-shaped cross section of the limiting bulge is vertical to the axial direction of the main flow pipe or the shunt pipe.

8. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 6, wherein: the limiting protrusion comprises an upper inclined surface and a lower inclined surface, and the upper inclined surface and the lower inclined surface are smooth inclined surfaces.

9. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 8, wherein: the inclination angles of the upper inclined plane and the lower inclined plane are both smaller than 45 degrees.

10. The pipe fitting limiting structure for the air conditioner shunt pipe according to claim 1, wherein: the cross section of the limiting bulge is arc-shaped.